(47) باب مَا جَاءَ فِي الصَّلاَةِ عَلَى الْقَبْرِ
Sa'eedbin Musayyab narrated:
"Umm Sa'd died while the Prophet was absent. So when he arrived he performed Salat over her, and a month had already passed."
Reference: Jami` at-Tirmidhi 1038
In-book reference: Book 10, Hadith 74
English translation: Vol. 2, Book 5, Hadith 1038